126 IOWA ACADEMY OF SCIENCES. j 



I 

 I 



JS. lanceolatum Gray. 



Little Rock (C. R. Ball). ; 



APOCYNACE.E. i 



Apocynuin cannabinum L. * 



Little Rock (C. R. Ball), Sioux City (B. W.). i 



ASCLEPIADACE^E. ' 



Asclepias tiiherosa L. J 



Hull (W. Newel!), Sioux City (B. W.). 

 A. mcarnata L. 



Hull (W. Newell), Sioux City (B. W.). 

 A. Cornuti Decaisne. 



Sioux City (B. W.), Little Rock (C. R. Ball). i 



A. ovalifoUa Decaisne. | 



Sioux City (B. W.). 1 



A. verticillata L. i 



Sioux City, loess mounds, comnion in open places (B. W., ' 



L. H. P.); South Dakota, opposite Ha warden, hills; 

 Turin, Missouri Valley (L. H. P.); Rock Valley (J. P. 

 Jensen and W. Newell). , 



Acerates virdiflora Ell. 



Little Rock (C. R. Ball). I 



GENTIANACE^. 



Gentiana puberula Michx. 



Sioux City, grassy low lands and hills; not common i 



(B. W.). j 



G. Andreivsii Griseb. 



Sioux City, meadows of Missouri river bottom (B. W.). i 



1 



POLEMONIACS.^. 



Fhlox pllosa L. 



Sioux City (B. W.); Little Rjck (C. R. Bill). 



P. dtvaricafa L. j 



Sioux City, in rich woods (B. W.). | 



Polemonhnn repfans L. ' 



Cherokee, in rich woods (B. W.). ' 



BORRAGINACE.'E. I 



Echinosjierinum Virginicum Lehm. \ 

 Skmx City, woods, along streets and roadsides (B. "W.). 



Litlwspermuiii canesccns Lehm. ; 



Sioux City, prairies, and loess mounds (B. W.) j 



L. an (J list [foil urn Michx. | 

 Sioux Ciiy, prairie and loess mounds (B. W.j. 



